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Current conditions at

DIABLO GRANDE (DBLC1)

Lat: 37.32927°NLon: 121.29538°WElev: 1861.0ft.

NA

53°F

12°C

Humidity 68%
Wind Speed NE 4 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 26 Jan 10:00 AM PST
Extended Forecast for

13 Miles NE Mount Hamilton CA

Dense Fog Advisory until January 26, 11:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until January 26, 11:00am

    NOW until 11:00am Mon

    Dense Fog Advisory

  • Today

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 36. South wind 5 to 7 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58. South southeast wind around 7 mph.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after 10pm.  Mostly cloudy, with a low around 39. West wind around 5 mph.

    Low: 39 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58. North northwest wind around 7 mph.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 57. South southeast wind around 6 mph.
Tonight
Mostly clear, with a low around 36. South wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 58. South southeast wind around 7 mph.
Tuesday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 39. West wind around 5 mph.
Wednesday
Mostly sunny, with a high near 58. North northwest wind around 7 mph.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 62.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Partly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 61.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NE Mount Hamilton CA
 37.49°N 121.48°W (Elev. 2799 ft)
1:21 am PST Jan 26, 2026
10am PST Jan 26, 2026-6pm PST Feb 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database